SR Design

Everything together

This is the Three Phase Brushless Motor controller I made for my senior design project. (my friends Jeff and Edilson worked on it with me too)

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Prototype PCB Full sheet of professional PCBs Back of board Board sitting on heatsink Close up of the gate driver board The control board and power supply Control board Soldering the bus bars It works! Everything together Part way assembled MOSFETs and bus bars Gate turn on waveform Massive ringing Some of the ringing fixed Phase turn on Overall motor waveform Spikes on the bus Still ringing
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